Pulsed Neutron Scattering |
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Page 10
... beam from the sample nuclei . The scattered neutron intensity is a function of the incident and scattered neutron wave - vectors ko and k1 , and the scattering angle 4. Figure 1.5 shows the scattering of an incident plane wave of ...
... beam from the sample nuclei . The scattered neutron intensity is a function of the incident and scattered neutron wave - vectors ko and k1 , and the scattering angle 4. Figure 1.5 shows the scattering of an incident plane wave of ...
Page 206
... incident beam penumbra . Surfaces ' seen ' by the counters should be absorbing ( dashed lines ) . They should never include neutron emitting surfaces ( heavy lines ) . Spectrometer shielding e ' We must remember when designing ...
... incident beam penumbra . Surfaces ' seen ' by the counters should be absorbing ( dashed lines ) . They should never include neutron emitting surfaces ( heavy lines ) . Spectrometer shielding e ' We must remember when designing ...
Page 390
... Incident beam polarization with one filter is sufficient for many problems . ( iii ) The analogous scattered beam filter has the advantage of removing the filter from the incident beam . in antiferromagnets , paramagnets , and spin ...
... Incident beam polarization with one filter is sufficient for many problems . ( iii ) The analogous scattered beam filter has the advantage of removing the filter from the incident beam . in antiferromagnets , paramagnets , and spin ...
Common terms and phrases
absorption accelerator atoms background beam tube beryllium Bragg reflection calculated cell collimation count-rate counter bank cross-section crystal monochromator curve defined density depends detector diffraction diffractometer direct geometry distribution dose E₁ effective efficiency elastic electron linac energy transfer epithermal equation fast neutrons figure of merit fission function given gives Harwell hydrogen incident beam incident energy incident flight path incident neutron intensity k₁ L₁ linac magnetic Maxwellian measured neutron beam neutron scattering neutron source nuclear nuclei phonon polarization proton pulse width pulsed neutron pulsed reactor pulsed source Q values Qmax radiation range ratio reciprocal lattice reciprocal space reflector resolution element resonance rotor sample scattered flight path scattering angle scattering length scattering vector Section shielding shown in figure shows single crystal slit solid angle spallation spectrometer spectrum spin target thermal thickness time-of-flight transmission typical vanadium velocity vibrational wave-vector wavelength y-rays Δι ΦΩ
References to this book
Polymers and Neutron Scattering Julia S. Higgins,Henri C. Benoît,Henri Benoît No preview available - 1996 |